[Effects of left renal vein division on postoperative renal function during open repair of abdominal aortic aneurysm].

Objective: To explore the effects of left renal vein division (LRVD) on postoperative renal function and examine the overall prognosis in patients undergoing open repair of abdominal aortic aneurysm (AAA).

Methods: Retrospective analyses were conducted for the clinical data of AAA patients with open repair at our hospital from January 2000 to December 2011. They were divided into LRVD (n = 35) and non-LRVD (n = 141) groups.

A comparative study on the medium-long term results of endovascular repair and open surgical repair in the management of ruptured abdominal aortic aneurysms.

Background: Although it is generally acknowledged that patients with ruptured abdominal aortic aneurysm (rAAA) obtain the greatest benefit from endovascular repair (EVAR), convincing evidence on the medium-long term effect is lacking. The aim of this study was to compare and summarize published results of rAAA that underwent EVAR with open surgical repair (OSR).

Methods: A search of publicly published literature was performed.

[Critical limb ischemia during perioperative period of open surgery for rupture abdominal aortic aneurysm: treatment and prognosis].

Objective: To explore the treatment and prognosis of critical limb ischemia during perioperative period of open surgery for ruptured abdominal aortic aneurysm (AAA).

Methods: Retrospective reviews were conducted for the clinical data of unstable ruptured AAA patients with open repair at our hospital from June 2002 to June 2012 to examine the characteristics and treatment regimens for associated critical limb ischemia.

Results: A total of 46 unstable AAAs were enrolled.

[Expression of HIF-1a in acute limb ischemia of rats].

Objective: To explore the expression of hypoxia-inducible factor 1 alpha (HIF-1a) in rat lower limb skeletal muscle with acute ischemia.

Methods: Acute lower limb ischemia was established in 25 male or female SD rats of 200-250 g by ligating left iliac artery with microsurgical techniques. Gastrocnemius of lower limb was harvest at the time points of sham (0h), 4, 8, 12 and 24 h respectively.

[Correlation of hemoglobin concentration with the diameter of abdominal aortic aneurysm and long-term patient survival].

Objective: To assessed the relationships between hemoglobin concentration from the patients with abdominal aortic aneurysm (AAA) and its diameter as well as patients' long-term survival.

Methods: Between January 2002 to June 2012, 255 AAA patients were reviewed retrospectively. The outcomes were compared between 3 groups of different treatments (excluding 20 cases dead within 30 days).

[Observation of intraoperative lower limb blood flow of infrarenal aortic occlusion].

Objective: To summarize the surgical therapy and profiles of lower limb blood flow during surgery for chronic infrarenal aortic occlusion.

Methods: A total of 36 patients of chronic infrarenal aortic occlusion underwent surgical procedures at our department from 2004 to 2011. Their clinical data were analyzed.

[Surgical treatment of non-traumatic aneurysm in ilio-femoral arterial region].

Objective: To summarize the surgical experiences of treating 61 cases of non-traumatic aneurysms in ilio-femoral arterial region.

Methods: The clinical data of 61 consecutive patients with non-traumatic aneurysms in ilio-femoral arterial region between January 1985 and November 2010 were retrospectively reviewed.

Results: There were a total of 76 non-traumatic aneurysms in ilio-femoral arterial region, including solitary iliac aneurysms (n = 29) and femoral aneurysms (n = 32).

Endovascular repair of a tuberculous aneurysm of descending thoracic aorta.

Tuberculous aortic aneurysm (TBAA) is an extremely rare clinical event with life-threatening implication. Management for this condition is challenging and its therapeutic option has not been yet established. A few recent reports described endovascular repair rather than open surgery as the method for treatment.

[Evaluation of efficacy of the anticoagulation and thrombolysis for deep venous thrombosis via local vein approach and peripheral vein approach].

Objective: To investigate the efficacy of anticoagulation and thrombolysis for deep venous thrombosis via local vein approach and peripheral vein approach to guide clinical treatment.

Methods: There were 225 patients with deep venous thrombosis admitted from January 2001 to May 2008. The cases were divided into two groups by therapy procedures.

[The study about expression of Gli2 in vein grafts].

Objective: To study the expression of cell cycle related factor Gli2 in autogenous vein graft and its relation with neointima formation.

Method: Autogenous vein graft model were established in 36 male wistar rats of 8 weeks old, 140 g, by transplanting the left jugular vein to intra renal abdominal aorta with microsurgical technique. Graft veins were harvest at 14, 28 days after transplantation.

[The expression of sonic hedgehog in rat vein grafts].

Objective: To study the expression of cell cycle related factor sonic hedgehog (SHH) in autogenous vein graft and its relation with neointima formation.

Methods: Autogenous vein graft model were established in 24 male Wistar rats of 8 weeks old and 140 g weight, by transplanting the left jugular vein to intra renal abdominal aorta with microsurgical technique. Graft veins were harvested at 14 d and 28 d after transplantation.

[The study of different operative style for abdominal aortic aneurysm during surrounding operation].

Objective: To compare the the similarities and differences during the surrounding operation of endovascular repair (EVAR) and open surgical repair (OSR) for abdominal aortic aneurysm.

Methods: 112 patients with abdominal aortic aneurysms (AAA) were selected from 2004 to 2009: among them, 66 patients were treated with EVAR, 46 patients with OSR. Data of two groups were collected and analyzed during surrounding operation.

Inflammatory abdominal aortic aneurysm: clinical features and long term outcome in comparison with atherosclerotic abdominal aortic aneurysm.

Background: Inflammatory abdominal aortic aneurysms (IAAAs) are rare but distinct clinical entities of atherosclerotic abdominal aortic aneurysms (aAAAs). In this study we report a 20-year single institution experience for IAAA and analyze their clinical features and long term outcome in comparison with aAAA.

Methods: Between 1988 and 2008, 412 cases of abdominal aortic aneurysms (AAAs) underwent elective surgical operations, 11 (2.

[Analysis of death-related factors of type B aortic dissection treated medically during the acute phase].

Objective: To analyze the death-related risk factors of type B aortic dissection treated medically during the acute phase (symptoms presenting within 14 d), and to determine the predictors of surgical indications for acute type B aortic dissection.

Methods: Clinical data of 42 patients with acute type B aortic dissection admitted from January 2007 to May 2009 was retrospectively reviewed. There were 33 male and 9 female with a mean age of (50 +/- 12) years old.

[Expression of proto-oncogene Wip1 in breast cancer and its clinical significance].

Objective: To investigate the expression of proto-oncogene Wip1 in breast cancer tissue and its clinical significance.

Methods: Through the uses of semi-RT-PCR, immunohistochemical technique and Western blot, the specimens from 70 patients of breast cancer and 20 normal controls were detected for Wip1 mRNA and protein expression. At the same time, the authors analyzed the relations between the expression of Wip1 in human breast cancer and different clinical pathologic parameters.

[The diagnosis and therapy of acute upper limbs deep venous thrombosis].

Objective: To conclude the experience of diagnosis and therapy, the effect analysis and the prognosis factors of acute upper limbs deep venous thrombosis (ULDVT).

Methods: We retrospectively analyzed the etiological factor, clinical manifestation, diagnosis, therapy and prognosis of 28 patients treated for acute ULDVT admitted in our hospital between 1988 and 2009. The patients were divided into two groups according to the time of admission and management in hospital.

[Deep venous thrombosis of lower extremities: effects of different treatment on the incidence of pulmonary embolism].

Objective: To investigate the effects of the different treatments of deep venous thrombosis (DVT) of lower extremities on the incidence of the pulmonary embolism (PE).

Methods: 201 patients (97 males and 104 females, mean age 60.4 years ranged from 24 to 83) from August 2002 to June 2008 with DVT were retrospectively reviewed and divided into 3 groups based on different treatment, including anticoagulants plus thrombolytics alone (group 1), thrombectomy plus anticoagulants plus thrombolytics (group 2) and anticoagulants plus thrombolytics after delivery of inferior vena cava (IVC) filter (group 3) respectively.

[The comparison of operative and non-operative treatment for acute embolism of upper extremity artery].

Objective: To compare surgical and non-surgical therapy of the upper extremity after acute arterial occlusion. To analyze the relation between prognosis and relevant factors of different therapeutic methods.

Methods: Sixty patients with acute upper extremity arterial embolism treated between January 1990 and October 2007 were retrospectively studied in The First Hospital of China Medical University.

[The sonic hedgehog induce vascular adventitial fibroblasts phenotypic modulation, proliferation and migration].

Objective: To study the effect of shh on the migration, proliferation and phenotypic modulation of vascular adventitial fibroblasts.

Method: Cultivate the vascular adventitial fibroblast in vitro. Use immunofluorescent, laser confocal microscopy, Western-blot and real-time PCR to detect the expression of mRNA and protein of related index.

[Experience in the management of acute superior mesenteric artery ischemia].

Objective: To study the management of acute superior mesenteric artery (SMA) ischemia and to improve its prognosis.

Method: The clinical data of 37 patients treated from January 1996 to August 2007 was retrospectively reviewed.

Results: Of the cases, 19 (51.

[Clinico-epidemiological features of infrarenal abdominal aortic aneurysm and relevant prognostic factors].

Objective: To investigate the clinico-epidemiology features of infrarenal abdominal aortic aneurysm (AAA) and relevant prognostic factors.

Methods: The clinical records of 375 infrarenal AAA patients, 282 males and 93 females, aged (62 +/- 15), hospitalized 1988 -2007 were analyzed.

Results: In recent ten years, the number of patients admitted because of AAA was 186.

The role of estrogen in the formation of experimental abdominal aortic aneurysm.

Objective: The current study sought to investigate the role of estrogen in the formation of experimental abdominal aortic aneurysm (AAA).

Methods: Elastase perfusion of infrarenal AAA animal model was performed in 20 female and 20 male Wistar rats that were randomly divided into an ovariectomized/sham-operated group and an estradiol (E2) experimental/saline control group, respectively. At day 14, E2 was detected, while the mRNA and protein expressions of matrix metalloproteinases 2 and 9 (MMP-2 and -9) in AAA tissue were detected by immunohistochemistry and polymerase chain reaction (PCR).

[Isolated superior mesenteric artery dissection: case for non-operative management].

Objective: To sum up the experience in diagnosis and treatment of isolated superior mesenteric artery (SMA) dissection and determine the best management for this disease.

Methods: We retrospectively reviewed clinical data of two patients with isolated SMA dissection admitted in the first hospital of China medical university from October to December 2006 and 69 cases reported in the literature.

Results: SMA dissection without aortic involvement is a rare event.